Alonso Collar, M.D., is a cardiovascular and vascular surgeon with MidMichigan Physicians Group and is a member of the comprehensive heart and vascular team at MidMichigan Health. This team includes cardiologists and interventional cardiologists, electrophysiologists, heart failure and structural heart specialists, as well as vascular and cardiovascular surgeons.
As a cardiovascular and vascular surgeon, Dr. Collar specializes in the surgical treatment of conditions and diseases affecting the heart and vascular system. He treats a wide variety of conditions, including coronary artery disease, valvular heart disease, aortic aneurysms and dissections, heart valve blockages and heart failure. He also treats patients with all forms of vascular disease, including those with aneurysms in the chest, abdomen or extremities; PAD; carotid disease or other blockages that may cause a stroke.
Before coming to MidMichigan, Dr. Collar served on the medical staff at Sparrow Hospital in Lansing where he specialized in cardiac, thoracic and vascular surgery. He has practiced thoracic and cardiovascular surgery in the Lansing area since 1986.
Philosophy of Care
“I believe in putting my patients first and working collaboratively with a comprehensive team of heart and vascular experts to ensure that their needs are met," he said. "Together we combine the art and science of medicine to deliver high-quality, compassionate and affordable care.”
Special Interests and Procedures
Dr. Collar performs both cardiovascular and vascular surgical procedures. Some of his special interests and procedures include:
- Adult Congenital and Acquired Heart Disease
- Aortic Root Surgery
- Minimally Invasive Aortic Valve Surgery, including Transcatheter Aortic Valve Replacement (TAVR)
- Structural Heart Disease
- Coronary Artery Bypass Surgery
- Mitral Valve Reconstructive Surgery
- Endovascular Aneurysm Repair – Abdominal, Thoracic and Hybrid Procedures
- Vascular and Endovascular Intervention
- Peripheral Angioplasty and Stenting